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INSTRUCTION MANUAL 

AQ 110     Arc Protection Unit 

 

 

Summary of Contents for AQ 110 Series

Page 1: ...INSTRUCTION MANUAL AQ 110 Arc Protection Unit ...

Page 2: ...y is assumed by Arcteq for any consequences arising out of the use of this material We reserve right to changes without further notice Revision 1 2 Date July 2011 Changes Sensor chapter revised Fiber pictures and point sensor connections Standard Arc System chapter revised e g scheme 0a added Dipswitch definition updated e g HSO latch non latch LED description revised current channels LEDs will no...

Page 3: ...ight point sensor AQ 01 20 4 1 1 AQ 01 Installation and wiring 21 4 1 2 AQ 01 Technical data 23 4 2 Arc light fiber optic loop sensor AQ 06 23 4 2 1 AQ 06 Technical data 24 4 3 Arc light fiber optic loop sensor AQ 07 25 4 3 1 AQ 07 Technical data 26 4 4 Arc light fiber optic loop sensor AQ 08 26 4 4 1 AQ 08 Technical data 27 4 5 Sensor Type Dependencies 28 4 6 Sensor Connection 28 4 6 1 Arc light ...

Page 4: ... 54 6 5 1 Scheme characteristics 54 6 5 2 I O description 55 6 5 3 Trip logic connection diagram and dipswitch settings 58 7 CONNECTIONS 60 7 1 Outputs 62 7 1 1 Trip relays T1 and T2 62 7 1 2 Trip relays T3 and T4 62 7 1 3 High Speed Outputs HSO1 and HSO2 62 7 1 4 Binary output BO1 63 7 1 5 System failure relay SF 63 7 2 Inputs 63 7 2 1 Current measurement inputs 63 7 2 2 Arc sensor channels S1 S2...

Page 5: ...nt measuring circuits 76 12 4 Trip relays T1 T2 T3 T4 76 12 5 High Speed Outputs HSO1 HSO2 76 12 6 Binary Output BO1 77 12 7 Binary Inputs BI1 BI2 77 12 8 Disturbance tests 77 12 9 Voltage tests 77 12 10Mechanical tests 77 12 11Casing and package 78 12 12Environmental conditions 78 13 ORDERING CODES 79 13 1 AQ 110 Point sensor unit 79 13 2 AQ 0x arc sensors 79 14 REFERENCE INFORMATION 80 ...

Page 6: ... Circuit breaker failure protection CT Current transformer EMC Electromagnetic compatibility HW Hardware HSO High speed output LED Light emitting diode LV Low voltage MV Medium voltage NC Normally closed NO Normally open SAS Standard arc scheme SF System failure SW Software uP Microprocessor ...

Page 7: ... low voltage switchgear and motor control center applications in both new and retrofit installations AQ 110 is a multipurpose arc flash protection unit and can be applied for variety of applications AQ 110 can be used as a stand alone unit or as a main unit of a more complex arc protection system through the binary bus 2 1 ARC PROTECTION UNIT AQ 110 FEATURES AQ 110 comes in two versions AQ110P sup...

Page 8: ...Instruction manual AQ 110 arc protection unit 8 80 1 binary output 24Vdc 1 system failure relay output Figure 2 1 Arc protection unit AQ 110 ...

Page 9: ...nit 9 80 2 2 SIMPLIFIED BLOCK DIAGRAM Simplified block diagrams in Figure 2 2 AQ110P simplified block diagram and Figure 2 3 AQ 110F simplified block diagram show the main components of the AQ110 unit Figure 2 2 AQ110P simplified block diagram ...

Page 10: ...Instruction manual AQ 110 arc protection unit 10 80 Figure 2 3 AQ 110F simplified block diagram ...

Page 11: ...r LED are blinking The sensor LEDs in inactive condition are off If arc sensor is activated the corresponding sensor channel LED will turn on if the activation is longer than 1 5ms The sensor LED activation function is latched steady light To clear the LED the SET button should be pressed In case of loose sensor wire or configuration mismatch new sensor attached without running auto configuration ...

Page 12: ... activated N A Check the reason for trip Clear the fault and reset indications by pushing SET button T4 Red Normal status Trip relay T4 activated N A Check the reason for trip Clear the fault and reset indications by pushing SET button S1 Amber Normal status Sensor channel 1 activated Sensor channel 1 discontinuity or system set up not performed Check why sensor activated or check the sensor conti...

Page 13: ...e setpoint Open CT connection in channel IL1 Check the current setpoint levels or check the CT wiring IL2 Amber Normal status actual current below set point IL2 current above setpoint Open CT connection in channel IL2 Check the current setpoint levels or check the CT wiring IL3 Amber Normal status actual current below set point IL3 current above setpoint Open CT connection in channel IL3 Check the...

Page 14: ...uts to see if they are connected and when input is detected the corresponding LEDs are lit up to mark that a connection was found The inputs without connection continue blinking during the remaining 3 seconds After total time of 5 seconds all LEDs are turned off During this system setup the dipswitch setting are also stored in non volatile memory All sensor inputs will remain operational even when...

Page 15: ... indication LEDs are lit Setting range for phase overcurrent stage is 0 5 to 5xIn Setting range for residual overcurrent stage is 0 05 to 1xIn Figure 3 1 AQ110 overcurrent setting trimmers 3 6 DIPSWITCH SETTINGS AQ 110 functionality such as tripping logic is configured using dipswitch settings The unit contains two switch groups SW1 and SW2 see Figure 3 12 Dipswitches are located at the back of th...

Page 16: ... L Trip on light and overcurrent L I Both signals are required simultaneously to trip 6 L L I Sensor channels 3 5 trip criteria channel 3 in AQ 110F Trip on light only L Trip on light and overcurrent L I Both signals are required simultaneously to trip 5 a b Selection of standard arc scheme SAS type SAS type a SAS type b 4 Scheme select Selection of standard arc scheme SAS Refer to chapter 6 Refer...

Page 17: ...perates as arc quenching system eliminator control The Tx terminal of S5 channel sends test pulse signal to quenching system 4 FAST CBFP Selection of Trip relay T2 function Trip relay T2 will have 7ms trip time Trip relay T2 will work as CBFP relay If any sensor or L input BI2 is activated for more than set CBFP time 100 or 150ms the CBFP function activates trip relay T2 and binary output BO1 Note...

Page 18: ...Instruction manual AQ 110 arc protection unit 18 80 Figure 3 2 AQ 110P internal logic Figure 3 3 AQ 110F internal logic ...

Page 19: ...n EPROM non volatile memory to ensure correct operation and full self supervision even if auxiliary power is lost temporarily Also all LED indications described in chapter 3 1 are stored in non volatile memory in order to provide quick recovery of the system status indication even if auxiliary power is lost temporarily This feature is especially important if auxiliary power is lost after tripping ...

Page 20: ...installed typically to cover a wider protected area with one fiber when no need for more exact fault location exists 4 1 ARC LIGHT POINT SENSOR AQ 01 AQ 01 is an arc light point sensor with a light sensitive photodiode element activated by arc light AQ01 arc sensors should be mounted in the switchgear cubicles in such a way that the light sensitive part covers the protected area as completely as p...

Page 21: ...rough wall Example of wall mounting is seen in Figure 4 2 AQ 01 is fixed to the wall using two screws The same screw pattern is utilized in through wall mounting arrangement as well Unit is turned around and the eye is pushed to the compartment to be protected and two screws are attached from the back side of the sensor No external mounting plates are needed in any case ...

Page 22: ...nnection cable installation at site is simple Cable connectors are located beneath the covers that can be conveniently detached for fastening the sensor wires Cover shall be attached after installing the wires Cable connectors are located at both ends of the sensor for series connecting maximum three sensors in one line See Figure 4 1 ...

Page 23: ...IBER OPTIC LOOP SENSOR AQ 06 AQ 06 is an arc light fiber optic loop sensor AQ 06 fiber is a plastic fiber optic cable AQ 06 sensors can be ordered in pre manufactured lengths of 1 40 meters AQ 06 fiber sensors are distributed through the protected switchgear cells AQ 06 is not recommended to be cut and or spliced on site If cutting splicing is necessary due to accidental breakage please contact yo...

Page 24: ...ack rubber part for any requested portion to avoid light detection outside the protected zone For more information consult your nearest Arcteq representative 4 2 1 AQ 06 TECHNICAL DATA Light intensity threshold 8000Lux Detection radius 360 degrees Maximum length 40 meters Diameter 1 millimeter Bending radius 5 centimeters Operating temperature 10 85 C ...

Page 25: ...are distributed through the protected switchgear cells AQ 07 is not recommended to be cut and or spliced on site If cutting splicing is necessary due to accidental breakage please contact your nearest Arcteq representative The fixed light sensitivity of the AQ07 sensor is 8000 LUX Sensor does not require user settings Detection radius is 360 degrees See figure 4 4 Figure 4 4 AQ 07 arc light fiber ...

Page 26: ...d turbine windings AQ 08 fiber is a robust fiber optic cable providing practically unlimited bending radius AQ 08 contains hundreds of glass fiber drains covered by a plastic tube making it extremely strong AQ 08 sensors can be ordered in pre manufactured lengths of 1 40 meters AQ 08 fiber sensors are distributed through the protected switchgear cells AQ 08 is not recommended to be cut and or spli...

Page 27: ...ck rubber part for any requested portion to avoid light detection outside the protected zone For more information consult your nearest Arcteq representative 4 4 1 AQ 08 TECHNICAL DATA Light intensity threshold 8000Lux Detection radius 360 degrees Maximum length 40 meters Diameter 1 2 millimeters Bending radius 1 centimeter Operating temperature 40 125 C ...

Page 28: ...ies AQ 01 AQ06 AQ07 AQ08 AQ101 Yes Yes with fiber option Yes with fiber option Yes with fiber option AQ102 No Yes Yes Yes AQ110P Yes Yes with fiber option Yes with fiber option Yes with fiber option AQ110F No Yes Yes Yes 4 6 SENSOR CONNECTION 4 6 1 ARC LIGHT POINT SENSOR AQ01 CONNECTION 1 Open the sensor side covers then detach the pluggable connectors from the sensor PCB and prepare the twisted s...

Page 29: ...ting order is right signal shield The appropriate pins information is shown on the blue bottom part of the sensor Plug the wires into connector and fasten them by using the screw driver See Figure 4 7 Figure 4 7 3 Connect the other end of the cable to a sensor channel on the AQ101 or AQ110P unit See Figure 4 8 Figure 4 8 ...

Page 30: ...Instruction manual AQ 110 arc protection unit 30 80 4 Check the front panel of the unit only POWER LED turns on at this moment See Figure 4 9 Figure 4 9 ...

Page 31: ...n unit 31 80 5 Attach the connector back to the sensor PCB See Figure 4 10 Figure 4 10 6 After connecting the sensor to unit the ERROR LED turns on and the appropriate sensor channel LED starts to blink e g S1 LED See Figure 4 11 Figure 4 11 ...

Page 32: ...front panel for 2 seconds in order to run system auto configuration setting See Figure 4 12 The unit memorizes the sensor amount and Binary input lines connected if any Figure 4 12 8 After completing the system auto configuration setting close both end side covers back See Figure 4 13 Figure 4 13 ...

Page 33: ...arc sensors can be daisy chained to the same sensor input on the AQ101 unit See Figure 4 14 Figure 4 14 The Auto Configuration is a part of the Self Supervision Function which is making sure that all connections and sensors at all time are fully functional and ready to operate ...

Page 34: ... this situation the unit is still in protection mode but with the faulty sensor channel blocked If the error is resolved the unit will automatically clear the SF status This means that SF relay will energize and the error led will turn off If one or more of the sensors are disconnected the healthy sensors remain in use and unit remains operational accordingly The AQ 110 will remain in error mode u...

Page 35: ...y vary and does not impact the settings Therefore the schemes may be extended or reduced by adding or removing units with identical settings and wiring Different amount or type of arc sensors per zone may be utilized as well Also the protected zones may be reduced by simply not connecting the sensors and or trip signals of respective protected zone s In all schemes there are a set of user selectab...

Page 36: ... 36 80 6 1 SCHEME AQ 0A ONE MAIN 6 1 1 SCHEME CHARACTERISTICS Number of incoming feeders 1 Number of tie breakers 0 Selective trip of feeder circuit breaker No Master trip function No Units applied AQ 110P Figure 6 1 Scheme 0A single line diagram ...

Page 37: ...busbar compartment S3 S4 Monitoring of arc light in outgoing feeder breaker compartments and busbars compartment Zone 2 T1 Trip of incoming main circuit breaker CB1 in case of fault in zones 1 and 2 and in case of FAST trip of CB4 x T2 Trip of upstream circuit breaker CB2 in case of fault in zone 1 and in case of FAST trip of CB1 T3 Trip of outgoing feeder circuit breaker CB4 x in case of fault in...

Page 38: ...unit 38 80 6 1 3 TRIP LOGIC CONNECTION DIAGRAM AND DIPSWITCH SETTINGS CB1 CB2 CB4 x Zone 1 x x x Zone 2 x x x Zone 3 x x x AQ 110 T1 T2 T3 T4 Table 6 1 Scheme 0A trip logic Figure 6 2 Scheme IA1 system connection diagram and dipswitch settings ...

Page 39: ...6 2 SCHEME AQ IA1 ONE MAIN 6 2 1 SCHEME CHARACTERISTICS Number of incoming feeders 1 Number of tie breakers 0 Selective trip of feeder circuit breaker Yes Master trip function Yes Units applied AQ 110P and AQ 101 Figure 6 3 Scheme IA1 single line diagram ...

Page 40: ...Zone 2 HSO1 Sending overcurrent information to AQ101 units HSO2 Sending master trip information to AQ101 units BO1 Not in use BI1 Not in use BI2 Receiving light information from AQ 101 units of busbar T1 Trip of incoming main circuit breaker CB1 in case of fault in zones 1 and 2 and in case of CBFP of CB4 x T2 Trip of upstream circuit breaker CB2 in case of fault in zone 1 and in case of CBFP of C...

Page 41: ...coming feeder 1 BI2 Receiving master trip information from AQ 110 unit of incoming feeder 1 T1 Trip of outgoing feeder circuit breaker CB4 x in case of activation of S1 and BI1 Also performing master trip in case of fault in Zone 2 T2 Not in use T3 Not in use T4 Not in use SF System failure dry contact for alarming Sensor channels S3 S4 and S5 may be utilized if more sensors are required in Zone 2...

Page 42: ...Instruction manual AQ 110 arc protection unit 42 80 Figure 6 4 Scheme IA1 system connection diagram and dipswitch settings ...

Page 43: ...3 SCHEME AQ IB1 ONE MAIN 6 3 1 SCHEME CHARACTERISTICS Number of incoming feeders 1 Number of tie breakers 0 Selective tripping of feeder circuit breaker No Master trip function Yes Units applied AQ 110P and AQ 101 Figure 6 5 Scheme IB1 single line diagram ...

Page 44: ...compartment Zone 2 HSO1 Trip of incoming main circuit breaker CB1 in parallel with T1 HSO2 Sending master trip information to AQ101 unit BO1 Not in use BI1 Not in use BI2 Receiving light information from AQ 101 unit T1 Trip of incoming main circuit breaker CB1 in case of fault in zones 1 and 2 T2 Trip of upstream circuit breaker CB2 in case of fault in zone 1 and in case of CBFP of CB1 T3 Not in u...

Page 45: ...p to CB4 x in case of fault in Zone 2 T3 Master trip to CB4 x in case of fault in Zone 2 T4 Not in use SF System failure dry contact for alarming sensor channel S1 may be applied if more sensors are needed in zone 2A Pay attention to S1 trip criteria dipswitch selection light only or light and overcurrent and common trip dipswitch selection For more information refer to AQ 101 Arc protection unit ...

Page 46: ...Instruction manual AQ 110 arc protection unit 46 80 Figure 6 6 Scheme IB1 system connection diagram and dipswitch settings ...

Page 47: ...SCHEME AQ IIA1 MAIN TIE MAIN 6 4 1 SCHEME CHARACTERISTICS Number of incoming feeders 2 Number of tie breakers 1 Selective trip of feeder circuit breaker Yes Master trip function Yes Units applied AQ 110P and AQ 101 Figure 6 7 Scheme IIA1 single line diagram ...

Page 48: ...its at busbar A BO1 Sending overcurrent information to AQ 110 unit at incoming feeder 2 BI1 Receiving overcurrent information from AQ 110 unit at incoming feeder 2 BI2 Receiving light information from AQ 101 units of busbar A T1 Trip of incoming main circuit breaker CB1A in case of fault in zones 1A and 2A and in case of CBFP of CB4A x or CBFP of circuit breaker CB3AB T2 Trip of upstream circuit b...

Page 49: ...sbar B BO1 Sending overcurrent information to AQ 110 unit at incoming feeder 1 BI1 Receiving overcurrent information from AQ 110 unit at incoming feeder 1 BI2 Receiving light information from AQ 101 units of busbar B T1 Trip of incoming main circuit breaker CB1B in case of fault in zones 1B and 2B and in case of CBFP CB4B x or CBFP of circuit breaker CB3AB T2 Trip of upstream circuit breaker CB2B ...

Page 50: ...mation to AQ 110 unit of incoming feeder 1 BI1 Receiving overcurrent information from AQ 110 unit of incoming feeder 1 BI2 Receiving master trip information from AQ 110 unit of incoming feeder 1 T1 Trip of outgoing feeder circuit breaker CB4A x in case of activation of S1 and BI1 Also performing master trip in case of fault in Zone 2B T2 Not in use T3 Not in use T4 Not in use SF System failure dry...

Page 51: ...ormation to AQ 110 unit of incoming feeder 2 BI1 Receiving overcurrent information from AQ 110 unit of incoming feeder 2 BI2 Receiving master trip information from AQ 110 unit of incoming feeder 2 T1 Trip of outgoing feeder circuit breaker CB4B x in case of activation of S1 and BI Also performing master trip in case of fault in Zone 2B T2 Not in use T3 Not in use T4 Not in use SF System failure dr...

Page 52: ...ETTINGS CB1A CB2A CB4A x CB3AB CB1B CB2B CB4B x Zone 1A x x Zone 2A x x MT x Zone 3A x Zone 1B x x Zone 2B x x x MT Zone 3B x CBFP of CB1A x CBFP of CB4A x x x CBFP of CB3AB x x CBFP of CB1B x CBFP of CB4B x x x AQ 110A T1 T2 T3 AQ 101A x T1 AQ 110B T3 T1 T2 AQ 101B x T1 Table 6 4 Scheme IIA1 trip logic ...

Page 53: ...Instruction manual AQ 110 arc protection unit 53 80 Figure 6 8 Scheme IIA1 system connection diagram and dipswitch settings ...

Page 54: ... SCHEME AQ IIB1 MAIN TIE MAIN 6 5 1 SCHEME CHARACTERISTICS Number of incoming feeders 2 Number of tie breakers 1 Selective trip of feeder circuit breaker No Master trip function Yes Units applied AQ 110P and AQ 101 Figure 6 9 Scheme IIB1 single line diagram ...

Page 55: ...nformation to AQ101 unit at busbar A BO1 Sending overcurrent information to AQ 110 unit at incoming feeder 2 BI1 Receiving overcurrent information from AQ 110 unit at incoming feeder 2 BI2 Receiving light information from AQ 101 unit of busbar A T1 Trip of incoming main circuit breaker CB1A in case of fault in Zones 1A and 2A and in case of CBFP of circuit breaker CB3AB T2 Trip of upstream circuit...

Page 56: ...ion to AQ101 units at busbar B BO1 Sending overcurrent information to AQ 110 unit at incoming feeder 1 BI1 Receiving overcurrent information from AQ 110 unit at incoming feeder 1 BI2 Receiving light information from AQ 101 units of busbar B T1 Trip of incoming main circuit breaker CB1B in case of fault in zones 1B and 2B and in case of CBFP of circuit breaker CB3AB T2 Trip of upstream circuit brea...

Page 57: ...nit of incoming feeder 1 T1 Master trip to CB4A x in case of fault in Zone 2A T2 Master trip of CB4A x in case of fault in Zone 2A T3 Master trip of CB4A x in case of fault in Zone 2A T4 Master trip of CB4A x in case of fault in Zone 2A SF System failure dry contact for alarming sensor channel S1 may be applied if more sensors are needed in zone 2A Pay attention to S1 trip criteria dipswitch selec...

Page 58: ...ase of fault in Zone 2B T4 Master trip of CB4B x in case of fault in Zone 2B SF System failure dry contact for alarming sensor channel S1 may be applied if more sensors are needed in zone 2A Pay attention to S1 trip criteria dipswitch selection light only or light and overcurrent and common trip dipswitch selection For more information refer to AQ 101 Arc protection unit instruction manual Sensor ...

Page 59: ...Instruction manual AQ 110 arc protection unit 59 80 Figure 6 10 Scheme IIB1 system connection diagram and dipswitch settings ...

Page 60: ...Instruction manual AQ 110 arc protection unit 60 80 7 CONNECTIONS Figure 7 1 AQ 110P terminals at rear plate ...

Page 61: ...Instruction manual AQ 110 arc protection unit 61 80 Figure 7 2 AQ 110F terminals at rear plate ...

Page 62: ...rip relay T3 can be used for tripping contactor controlled devices Alternative T3 can be ordered as normally open NO type relay from the factory T3 relay follows the operation of T1 and activates whenever T1 is activated Trip relay T4 is a common trip relay that operates anytime T1 or T2 relay operates and can be used either for tripping one more disconnecting device or for trip alarm to local or ...

Page 63: ...sidual current inputs may be configured to 1 or 5 amps nominal current using dipswitches see chapter 3 6 For setting current threshold levels refer to chapter 3 5 Open CT monitoring An open circuit detection feature is included for more details refer to chapter 5 1 7 2 2 ARC SENSOR CHANNELS S1 S2 S3 S4 AND S5 AQ 110P has 4 arc point sensor channels S1 S2 S3 S4 Maximum three arc point sensors type ...

Page 64: ...s selected using dipswitches according to SAS applications see chapter 3 6 Typically binary inputs are utilized for receiving the arc light information from AQ 101 and AQ 102 units and receiving the overcurrent information from other AQ 110 devices The inputs are activated by connecting a dc signal exceeding the specified nominal threshold level of the corresponding input There are three different...

Page 65: ...Instruction manual AQ 110 arc protection unit 65 80 8 WIRING DIAGRAMS Figure 8 1 AQ 110P Wiring diagram ...

Page 66: ...Instruction manual AQ 110 arc protection unit 66 80 Figure 8 2 AQ 110F Wiring diagram ...

Page 67: ... 110 arc protection unit 67 80 9 DIMENSIONS AND INSTALLATION AQ 110 is either door mounted or panel mounted in standard 19 inch rack height of 4U and 1 4 of a unit wide Figure 9 1 AQ 110 dimensions in millimeters side view ...

Page 68: ...Instruction manual AQ 110 arc protection unit 68 80 Figure 9 2 AQ 110 dimensions in millimeters 3D view ...

Page 69: ...Instruction manual AQ 110 arc protection unit 69 80 Figure 9 3 AQ 110 cut out for panel mounting millimeters ...

Page 70: ... status is changed to ON 4 Verify the relay output s activation s by checking the circuit breaker status or by monitoring trip contact status The circuit breaker should open or contacts operate Note A best practice is to operate the circuit breaker at testing 5 Verify that the corresponding relay output s LED s indication status is changed to ON 6 If binary output BO1 or high speed output HSO sign...

Page 71: ...put BO1 signal is utilized verify the BO1 signal activation by status change of relevant input where binary output signal is connected or by measuring the signal output voltage 8 If binary output or high speed output HSO signal is utilized verify that BO1 LED or relevant HSO LED is lit Note that BO1 signal is a non latched type 9 If other binary input BI2 is in use verify correct operation by acti...

Page 72: ...our nearest Arcteq representative for type test reports However if it is deemed necessary a site timing test may be conducted using below instructions 1 Use a calibrated relay test set 2 Connect an output from the relay test set to camera flash type Canon xxx or equivalent input for initializing the flash and configure a relay test set timer to be started simultaneously with flash 3 Connect AQ 110...

Page 73: ...sor channel 2 3 4 setting Circuit breaker failure protection in use Yes No Object activated LED indication T1 T2 T3 T4 active BO1 active Sensor channel 1 Sensor 1 Sensor 2 Sensor 3 Sensor channel 2 Sensor 1 Sensor 2 Sensor 3 Sensor channel 3 Sensor 1 Sensor 2 Sensor 3 Sensor channel 4 Sensor 1 Sensor 2 Sensor 3 Fiber sensor channel option BIN 1 BIN 2 Phase current IL1 IL2 IL3 Residual current Io ...

Page 74: ...Instruction manual AQ 110 arc protection unit 74 80 Tested by Approved by ...

Page 75: ...tensity Chapter 10 of this manual Trip relay s does not operate even if sensor is activated Dipswitch settings and current threshold set points Chapter 3 6 and 6 of this manual Current measurement indicator LED is continuously on Current threshold set points Chapter 3 5 of this manual Current measurement indicator LED is blinking Proper connection of three phase currents Chapter 5 1 of this manual...

Page 76: ...URING CIRCUITS Nominal current 1 or 5A Number of inputs 3 phase 1 residual Thermal withstand continuous 30A Thermal withstand 1s 500A Phase overcurrent setting range 0 5 5 In Residual overcurrent setting range 0 05 1 In Measurement accuracy 10 12 4 TRIP RELAYS T1 T2 T3 T4 Number 3 NO 1 NC or 4 NO Rated voltage 250V ac dc Continuous carry 5A Make and carry for 0 5s 30A Make and carry for 3s 15A Bre...

Page 77: ...r discharge 15 kV Contact discharge 8 kV Fast transients EFT According to EN61000 4 4 class III and IEC801 4 level 4 Power supply input 4kV 5 50ns other inputs and outputs 4kV 5 50ns Surge According to EN61000 4 5 09 96 level 4 Between wires 2 kV 1 2 50µs Between wire and earth 4 kV 1 2 50µs RF electromagnetic field test According to EN 61000 4 3 class III f 80 1000 MHz 10V m Conducted RF field Ac...

Page 78: ... 78 80 12 11CASING AND PACKAGE Protection degree front IP 54 Dimensions W x H x D mm w x h x d mm Weight 1 2kg 1 5kg with package 12 12 ENVIRONMENTAL CONDITIONS Specified ambient service temp range 35 70 C Transport and storage temp range 40 70 C ...

Page 79: ...sion P Point sensor unit F Fiber sensor unit Auxiliary power supply A 80 265 Vac dc B 18 72 Vdc Trip relay T3 characteristic A Normally open NO type B Normally closed NC type Additional sensor channels A None B Fiber optic sensor channel only in AQ 110P Binary inputs nominal voltage A 24 Vdc B 110 Vdc C 220 Vdc 13 2 AQ 0X ARC SENSORS ...

Page 80: ...NFORMATION Manufacturer information Arcteq Relays Ltd Finland Visiting and postal address Wolffintie 36 F 11 65200 Vaasa Finland Contacts Phone 358 10 3221 370 Fax 358 10 3221 389 url www arcteq fi email sales sales arcteq fi email technical support support arcteq fi ...

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